Espresso machine



FIG. 1 is an anterior, top, perspective view of the espresso machine, showing our new design.

FIG. 2 is posterior, top, perspective view of the espresso machine, showing our new design.

FIG. 3 is a top planar view of the espresso machine, showing our new design; and,

FIG. 4 is a bottom planar view of the espresso machine, showing our new design. 

CLAIM The ornamental design for an espresso machine, as shown and described. 